[Fot] Improving the stock tr4 crank

[steve]

A useful piece of info for the TR3/4 crank would be the specs to radius the main and big-end journals.


~Steve


-----Original Message-----
>From: tylerpthompson at yahoo.com
>Sent: Sep 23, 2010 7:42 AM
>To: Mark J Bradakis <mark at bradakis.com>, fot-bounces at autox.team.net, fot <fot at autox.team.net>
>Subject: Re: [Fot] Improving the stock tr4 crank
>
>I am very interested in any other responses to Jim's questions. I plan on building up a stock motor this winter. The crank seems to a weak link and any help this group can provide is certainly appreciated. 
>
>Joe, did you ever diagnose why the motor went at Topeka?
>
>Thx
>
>Ty
>#413
>------Original Message------
>From: Mark J Bradakis
>Sender: fot-bounces at autox.team.net
>To: fot
>Subject: Re: [Fot] Improving the stock tr4 crank
>Sent: Sep 22, 2010 9:23 PM
>
>toodamnfunky at comcast.net wrote:
>> FoT
>>
>> I am preparing a fresh crank ( stock ) for next season and I want to do
>>
>> everything I can to bullet proof it. I will start with Magnafluxing it, then
>>
>> shot peen, then cryo treatment, balanceB and finally nitriding.
>>
>>    
>Right off the bat I would say magnaflux, then balance.  Once
>any balance grinding is done, then continue with the other
>treatments.
>
>mjb.
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